xii | . €ONSPECTUS OF THE ORDERS. 
. CXXXVII. eee Small floating green scale-like fronds without stems or 
= Flowers and fruits minute on the edge or upper surface of the fronds. Seeds 
or without albumen. 
ern Natapes. Aquatic or = marsh plants. RD solia or 
loosely spicate. Fruit of e carpels or rarely capsular. No albumen 
OXXXIX. ALISMACEX, uatic or idi plants. Flowers irem or paniculate. 
ced px of3or 2 iade outer membranous or deficient. Ovary apocarpou 
o album 
Seri os TII. GuvMALES,— Flowers (C nee imbricate bracts or glumes, in heads 
or spikelets, Perianth none or seario glume-like and d y concealed within the 
bracts. Ovary 1-ovulateor wit er o Seeds albumi 
C Lex. Flowers unisexual in heads usually beide. Perianth- 
segments 6 or fewer, small and searious or hyaline. Ovary 3- or 2-celled ; ovules 
ulous 
CXLI. Cixmoreemax, Flowers hermaphrodite or ply gamous, No perianth. 
Stamen 1. Ovary of 1 or 2 or more cells ; ovule n ndulous. Small tufted plants. 
XLII. Res eau Flowers usually unisexual, og of 6 rarely pape 
glume-like segments usually eur the hi acts. Stam 3. Ovary 1- 
3-celled, ovule pendulous. Habit of Junces or Cyperaces. Loi sheaths with rad 
LIII. CvPERA Flowers hermaphrodite or unisexual. Perianth none 
of small scales or bristles auchaled within the bracts, very rarely of 6 shane tiled 
-— wes Stamens various. Ovary 1-celled; ovule erect. Leaf-sheaths with the 
onnate, 
«OL v. Grai, Flowers hermaphrodite. or unisexual. Perianth non 
Stamens various. - Style-branches usually feathery. Ovary 1-celled, ovule Aem 
Tenf-choniha with dene margins. 
Cusss III. CRYPTOGAMA. 
_ No real flowers. cecus m the Orders here included) con- 
sisting of spore-cases enclosing 
LY. co Boone cases a in the axils of radical or cauline 
Cc ive oon EAC pe No true leaves. Fronds circinnate in vernation ; barren 
linear or with a eae unen, fertile ones forming an utricle or closed 
Peri 
CXLVI ces. No ji jos Fronds circinnate in vernation (except in 
Ophiogloste) os fertile ones bearing the djana on their under surface or 
er api 
ing Order of Vascular Cryptogams, Eyuisetacea, " pasa represented in 
PSone and Cellular Cryptogams are not included in the e present work. 
